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JEEMAIN and NEET
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JEEMAIN PAST PAPERS
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2013
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Q)
What is the minimum energy required to launch a satellite of mass m from the surface of a planet of mass M and radius R in a circular orbit at an altitude of 2R?
( A ) $\frac{2 G m M}{3R}$
( B ) $\frac{G m M}{3R}$
( C ) $\frac{G m M}{2R}$
( D ) $\frac{5 G m M}{6R}$
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